Triple

T9637774
Position Surface form Disambiguated ID Type / Status
Subject Forest Hills–71st Avenue terminal E232977 entity
Predicate servedAsTerminalFor P20599 FINISHED
Object R service (Queens Boulevard Line terminal)
The R service (Queens Boulevard Line terminal) is a New York City Subway service that terminates at the Forest Hills–71st Avenue station on the Queens Boulevard Line.
E813184 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: R service (Queens Boulevard Line terminal) | Statement: [Forest Hills–71st Avenue terminal, servedAsTerminalFor, R service (Queens Boulevard Line terminal)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: R service (Queens Boulevard Line terminal)
Context triple: [Forest Hills–71st Avenue terminal, servedAsTerminalFor, R service (Queens Boulevard Line terminal)]
  • A. IND Rockaway Line (subway portion)
    The IND Rockaway Line (subway portion) is a New York City Subway rapid transit line in Queens that connects central Queens to the Rockaway Peninsula as part of the IND Division.
  • B. Little Neck station
    Little Neck station is a Long Island Rail Road commuter rail stop in the Little Neck neighborhood of Queens, New York City, serving trains on the Port Washington Branch.
  • C. River Edge station
    River Edge station is a commuter rail stop in River Edge, New Jersey, served by NJ Transit's Pascack Valley Line.
  • D. Staten Island Railway (Tompkinsville station)
    Staten Island Railway (Tompkinsville station) is a local commuter rail stop on New York City’s Staten Island Railway serving the Tompkinsville neighborhood near the St. George Ferry Terminal.
  • E. Far Rockaway LIRR station
    Far Rockaway LIRR station is a Long Island Rail Road terminal in the Far Rockaway neighborhood of Queens, New York City, providing commuter rail service between the Rockaway Peninsula and other parts of the metropolitan area.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: R service (Queens Boulevard Line terminal)
Triple: [Forest Hills–71st Avenue terminal, servedAsTerminalFor, R service (Queens Boulevard Line terminal)]
Generated description
The R service (Queens Boulevard Line terminal) is a New York City Subway service that terminates at the Forest Hills–71st Avenue station on the Queens Boulevard Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: R service (Queens Boulevard Line terminal)
Target entity description: The R service (Queens Boulevard Line terminal) is a New York City Subway service that terminates at the Forest Hills–71st Avenue station on the Queens Boulevard Line.
  • A. IND Rockaway Line (subway portion)
    The IND Rockaway Line (subway portion) is a New York City Subway rapid transit line in Queens that connects central Queens to the Rockaway Peninsula as part of the IND Division.
  • B. Little Neck station
    Little Neck station is a Long Island Rail Road commuter rail stop in the Little Neck neighborhood of Queens, New York City, serving trains on the Port Washington Branch.
  • C. River Edge station
    River Edge station is a commuter rail stop in River Edge, New Jersey, served by NJ Transit's Pascack Valley Line.
  • D. Staten Island Railway (Tompkinsville station)
    Staten Island Railway (Tompkinsville station) is a local commuter rail stop on New York City’s Staten Island Railway serving the Tompkinsville neighborhood near the St. George Ferry Terminal.
  • E. Far Rockaway LIRR station
    Far Rockaway LIRR station is a Long Island Rail Road terminal in the Far Rockaway neighborhood of Queens, New York City, providing commuter rail service between the Rockaway Peninsula and other parts of the metropolitan area.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca848a5a908190aad251f4137b0c3a completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9b51b08081908e30744607b28953 completed April 1, 2026, 10:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69d189fd53fc8190bc36f2b8e0e21036 completed April 4, 2026, 10 p.m.
NEDg Description generation batch_69d18acf86588190bc000f701bcaaa1c completed April 4, 2026, 10:03 p.m.
NED2 Entity disambiguation (via description) batch_69d18ba396cc8190a3ded2ac3968c553 completed April 4, 2026, 10:07 p.m.
Created at: March 30, 2026, 8:11 p.m.